Long wait for harddisk detection during kernel boot

[Bill Moran]

Rob Lahaye wrote:
> 
> 
> Hi,
> 
> I'm using 4.7 Release.
> 
> When the kernel boots, I get a relatively long wait (a minute or more)
> at the harddisk detection. The HD is a IBM-DTLA/30.7Gb; CPU is Intel
> 1.7 GHz.

I don't know the answer to your question ... but I can say a few things
about the issue:
1) I have it happening on a few older machines
2) These machines are rock-stable in every other regard

Hope this is useful.

> For the whole 'dmesg' output, see below in the PS; the place where the
> wait occurs is here:
> 
> [...]
>   atapci0: <Intel ICH2 ATA100 controller> port 0xb800-0xb80f at device 
> 31.1 on pci0
>   ata0: at 0x1f0 irq 14 on atapci0
> [ HERE is the long wait!  ]
>   ata1: at 0x170 irq 15 on atapci0
>   uhci0: <Intel 82801BA/BAM (ICH2) USB controller USB-A> port 
> 0xb400-0xb41f irq 11 at device 31.2 on pci0
> [...]
> 
> Any ideas why the kernel boot is not going smooth at that point?
> 
> Thanks!
> 
> Rob.
> 
> 
> PS: the complete boot log is:
> 
> avail memory = 518733824 (506576K bytes)
> Preloaded elf kernel "kernel" at 0xc03f1000.
> Preloaded mfs_root "/mfsroot" at 0xc03f1084.
> Pentium Pro MTRR support enabled
> md0: Preloaded image </mfsroot> 4096 bytes at 0xc03ee354
> md1: Malloc disk
> Using $PIR table, 12 entries at 0xc00f1600
> npx0: <math processor> on motherboard
> npx0: INT 16 interface
> pcib0: <Intel 82845 Host to PCI bridge> on motherboard
> pci0: <PCI bus> on pcib0
> pcib1: <Intel 82845 PCI-PCI (AGP) bridge> at device 1.0 on pci0
> pci1: <PCI bus> on pcib1
> pcib2: <Intel 82801BA/BAM (ICH2) Hub to PCI bridge> at device 30.0 on pci0
> pci2: <PCI bus> on pcib2
> pci2: <S3 ViRGE DX/GX graphics accelerator> at 10.0 irq 12
> rl0: <RealTek 8139 10/100BaseTX> port 0xd800-0xd8ff mem 
> 0xef800000-0xef8000ff irq 10 at device 12.0 on pci2
> rl0: Ethernet address: 00:a0:b0:0e:3a:95
> miibus0: <MII bus> on rl0
> rlphy0: <RealTek internal media interface> on miibus0
> rlphy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
> isab0: <Intel 82801BA/BAM (ICH2) PCI to LPC bridge> at device 31.0 on pci0
> isa0: <ISA bus> on isab0
> atapci0: <Intel ICH2 ATA100 controller> port 0xb800-0xb80f at device 
> 31.1 on pci0
> ata0: at 0x1f0 irq 14 on atapci0
> ata1: at 0x170 irq 15 on atapci0
> uhci0: <Intel 82801BA/BAM (ICH2) USB controller USB-A> port 
> 0xb400-0xb41f irq 11 at device 31.2 on pci0
> usb0: <Intel 82801BA/BAM (ICH2) USB controller USB-A> on uhci0
> usb0: USB revision 1.0
> uhub0: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub0: 2 ports with 2 removable, self powered
> uhci1: <Intel 82801BA/BAM (ICH2) USB controller USB-B> port 
> 0xb000-0xb01f irq 5 at device 31.4 on pci0
> usb1: <Intel 82801BA/BAM (ICH2) USB controller USB-B> on uhci1
> usb1: USB revision 1.0
> uhub1: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
> uhub1: 2 ports with 2 removable, self powered
> orm0: <Option ROM> at iomem 0xc0000-0xc7fff on isa0
> fdc0: <NEC 72065B or clone> at port 0x3f0-0x3f5,0x3f7 irq 6 drq 2 on isa0
> fdc0: FIFO enabled, 8 bytes threshold
> fd0: <1440-KB 3.5" drive> on fdc0 drive 0
> atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
> vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
> sc0: <System console> at flags 0x100 on isa0
> sc0: VGA <16 virtual consoles, flags=0x100>
> 
> 
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-- 
Bill Moran
Potential Technologies
http://www.potentialtech.com